Remove Sedna-aca Pop-up Virus — How to Remove?

Written by Wilbur Woodham
Sedna-aca pop-up notices may show up out of the blue, covering the post of the page you checked or opening your browser when you do not need it to be opened.

Clicking on the Sedna-aca advertisement may trigger the injection of other malware or unwanted programs. In this post, you will see the manual of Sedna-aca popups clearing in several manners, and also checking your PC for additional malware existence.

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Removing Sedna-aca manually may take hours and may damage your PC in the process. I recommend you to download GridinSoft Anti-Malware for threats removal. Allows to complete scan and cure your PC during the trial period.
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What are Sedna-aca pop-ups?

Sedna-aca popups are an effect of adware activity. Adware is a kind of malware that presents you the pay-per-view of pay-per-click promotions, which produces a massive volume of revenue for adware representatives. These ads may have sometimes shocking information, or have a link to harmful content/website, considering that adware maintainers have no reason to inspect the goodness of the material they are going to show – their solitary target is cash.

Sedna-aca push notification

Sedna-aca push notification.

Pop-up advertising itself is an excellent, low-priced and also really successful marketing instrument1. It makes it possible for the vendor to link the buyers’ interest to their website, and the buyers to receive the dynamic updates on the goods they intend to purchase. When the customer will receive a pop-up alert that the TV set he likes to buy is provided at the online store he/she saw previously with a 15% discount, one will surely use this chance and purchase it. Considering the incredibly small cost for the popups and their targeting, such an advertising tool is a much-loved thing amongst the advertising departments of large internet stores.

However, such a profitable plan could not be missed by virus developers. Potential to demonstrate the popup ads by force to the targets of malware attack is a perfect basis for evil-minded tricks with the popup ads. And Sedna-aca.com advertisements is just one of hundreds that are “employed” in this scheme.

Here is a short summary for the Sedna-aca site
SiteSedna-aca.com
HostingAS14618 Amazon.com, Inc.
United States, Ashburn
Infection TypeAdware, Push notifications, Unwanted Ads, Pop-up Ads
IP Address34.195.129.193
SymptomsAnnoying pop-up ads in the right corner.
Similar behaviorVideosol, Aucfuu, Thenborea
Fix Tool
To remove possible virus infections, try to scan your PC

How have I got the Sedna-aca virus?

There are a huge amount of ways of becoming infected by the adware that create the Sedna-aca popups storm. A lion’s part of this malware cases is after the free software or cracked programs, that are distributed on the peering networks. Free software may likewise be downloaded from the official site, and the adware is delivered as a legal bundled program.

There is no need to blame yourself. A huge amount of users oftentimes make use of the dubious programs from untrusted providers: abandonware, a wide range of utilities that are free, and even hacked programs. All of these sorts of programs are risky, because it is quite simple to build in a Sedna-aca malware under the guise of part of the license hacking script, or as a component of the self-made algoritm within the Windows optimization tool.

Sedna-aca popup virus can additionally be hidden in the promotion somewhere on the strange web page. Such web pages are typically loaded with bright and blinking advertisements, and their owners typically accept any type of promotions to be placed on their page. Hence, clicking such banners is a risky thing: only the ad contractor knows what will happen when you press this ad. Besides some “light” viruses, like adware or unwanted programs, you can also get something much more dangerous, like ransomware or coin miner; the big share of coin miners distribution is exactly after the malicious advertisements.

People dislike popups

The statistic shows that people dislike popup advertising more than other types of promotions

Potentially undesirable applications, like Sedna-aca popup virus can provoke a lot of problems on your computer. Distracting is not the only effect – pop-up notifications can present you the promotions, where you are offered to download another dubious program, or “a effective anti-malware tool”. Scareware is often distributed with the last slogun. Potentially undesirable programs, in turn, can have spyware functionality. And it is very hard to distinguish the unwanted app from a normal one, if you don’t know the exact names. Besides the potentially unwanted programs and pseudo antiviruses, popup-related banners are also chosen as a distribution way by various trojan viruses, for example – coin miners. The consequences of actions of such malware is 100% unpleasant, and can cost you several hundreds of dollars. And even if you are not tapping these advertisements, they may be clicked by whoever who also uses your computer – parents, children, spouse, etc. So the things may become much more serious, and it will be much harder to deal with it without data and money loss. It is recommended to get rid of the viruses with anti-malware applications as soon as possible.

How can I get rid of Sedna-aca pop-up advertisements?

The tutorial of Sedna-aca adware removal contains 2 parts. Initially, we need to eliminate the malware, and then take care of the effects of its activity. The elimination process is quite simple, since it may be executed even with the use of Microsoft Defender – anti-malware program that is present on all personal computers with Windows 8/10. Nonetheless, due to its huge resources consumption, along with some problems that can be critical for some kinds of individuals, Defender is frequently disabled by the users, so its utilization is probably impossible. What’s more, a wide range of trojan viruses are able to switch off the embedded antivirus. It is much better to use the separated program that will not have such vulnerabilities.

I would certainly advise you to use Gridinsoft Anti-Malware2 – a well-proven security tool that will definitely erase the malware from your PC and also create an impenetrable cover with a Proactive protection feature. But let’s deal with Sedna-aca adware initially.

Removing Sedna-aca popup virus with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of Sedna-aca malware the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning

Now, when the computer is clean of viruses, we can proceed to the browser reset. You can do this step manually, as well as with the use of GridinSoft Anti-Malware.

Reset browser settings to default

Manual method of browser reset

To reset Edge, do the following steps :
  1. Open “Settings and more” tab in upper right corner, then find here “Settings” button. In the appeared menu, choose “Reset settings” option :
  2. Reseting the Edge browser

  3. After picking the Reset Settings option, you will see the following menu, stating about the settings which will be reverted to original :
For Mozilla Firefox, do the next actions :
  1. Open Menu tab (three strips in upper right corner) and click the “Help” button. In the appeared menu choose “troubleshooting information” :
  2. The first step to revert Mozilla Firefox

  3. In the next screen, find the “Refresh Firefox” option :
  4. The second step of Firefox restoration
    After choosing this option, you will see the next message :
    The last step for Firefox
If you use Google Chrome
  1. Open Settings tab, find the “Advanced” button. In the extended tab choose the “Reset and clean up” button :
  2. In the appeared list, click on the “Restore settings to their original defaults” :
  3. Finally, you will see the window, where you can see all the settings which will be reset to default :
Opera can be reset in the next way
  1. Open Settings menu by pressing the gear icon in the toolbar (left side of the browser window), then click “Advanced” option, and choose “Browser” button in the drop-down list. Scroll down, to the bottom of the settings menu. Find there “Restore settings to their original defaults” option :

  2. After clicking the “Restore settings…” button, you will see the window, where all settings, which will be reset, are shown :

When the web browsers are reset, you need to ensure that your browser will connect the accurate DNS while connecting to the website you want. Make a text file named “hosts” on your desktop, then open it and fill it with the following lines3:

# Copyright (c) 1993-2006 Microsoft Corp.
#
# This is a sample HOSTS file used by Microsoft TCP/IP for Windows.
#
# This file contains the mappings of IP addresses to host names. Each
# entry should be kept on an individual line. The IP address should
# be placed in the first column followed by the corresponding host name.
# The IP address and the host name should be separated by at least one
# space.
#
# Additionally, comments (such as these) may be inserted on individual
# lines or following the machine name denoted by a ‘#’ symbol.
#
# For example:
#
# 102.54.94.97 rhino.acme.com # source server
# 38.25.63.10 x.acme.com # x client host
# localhost name resolution is handle within DNS itself.
# 127.0.0.1 localhost
# ::1 localhost

Find the hosts.txt file in C:/Windows/System32/drivers/etc directory. Rename this file to “hosts.old.txt” (to distinguish it from the new one), and then move the file you created on the desktop to this folder. Remove the hosts.old from this folder. Now you have your hosts file as good as new.

However, there is one issue that makes things a lot more difficult to restore, specifically without the anti-malware software. The majority of adware versions that are utilized to show you the Sedna-aca pop-up ads are adjusting the deep browser configurations, disabling an access to the settings tab. So, if you attempt to fix your browser settings after your system was penetrated by pop-up-related malware, your browser will crash soon. Sometimes, you will see no crash, however, huge lag spike after pushing the “settings” key. Browser will stop responding for ~ 30 secs, and then it will be back to the typical, till you attempt to open settings once again.

Reset your browser settings with GridinSoft Anti-Malware

To reset your browser with GridinSoft Anti-Malware, open the Tools tab, and click the “Reset browser settings” button.

Tools tab in GridinSoft Anti-Malware

You can see the list of the options for each browser. By default, they are set up in the manner which fits the majority of users. Press the “Reset” button (lower right corner). In a minute your browser will be as good as new.

Reset Browser Settings tab in GridinSoft Anti-Malware

The browser reset is recommended to perform through the antivirus tool by GridinSoft, because last is also able to reset the HOSTS file without any additional commands.

How to Remove Sedna-aca Pop-ups?

Name: Sedna-aca

Description: Sedna-aca - a lot of users became a target for the pop-up advertisements. I have a lot of friends who literally bombed me with the questions like “how to remove Sedna-aca.com push notifications?” or “why do Sedna-aca.com pop-ups keep appearing on Chrome even after AdBlock installation?”. In this article we will show you how to deal with Sedna-aca pop-ups, which may corrupt your browser’s correct performance, and create a lot of troubles while you are working.

Operating System: Windows

Application Category: Adware

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References

  1. More about pop-up ads on Wikipedia.
  2. GridinSoft Anti-Malware overview and the reasons why I suggest it for malware elimination.
  3. Official Microsoft guide for hosts file reset.

About the author

Wilbur Woodham

I was a technical writer from early in my career, and consider IT Security one of my foundational skills. I’m sharing my experience here, and I hope you find it useful.

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